Finding the Fourth Proportional to 11,111.82, 15,334.48 and 7,527.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,111.82 : 15,334.48 = 7,527.87 : x
2. Step 2: Convert to fraction form
   11,111.82/15,334.48 = 7,527.87/x
3. Step 3: Cross multiply
   11,111.82x = 15,334.48 × 7,527.87
4. Step 4: Simplify right side
   11,111.82x = 115,436,001.23
5. Step 5: Solve for x
   x = 115,436,001.23/11,111.82
6. Step 6: Final answer
   x = 10,388.58